初中 现在进行时讲解 练习课件 21页

现在进行时\n1.含义：表示现在正在进行或一段时间正在进行的动作标志词：now,look,listen等。2.构成：be+V-ing现在进行时的含义与构成Heisreadingabook.\n3.V-ing变化规则：1）一般加ing.如:play----playingwatch----watching以不发音的e结尾,去e加ing.如:take----takingcome---coming元+辅结尾,且是重读闭音节的单词,双写辅音字母+ing.如:run----runningswim----swimming\n练习1.写出下列动词的ing形式.1.help_________2.come_________3.swim_________4.eat__________5.give________6.find_______7.sit________8.write________\nWhatishedoing?Heisplayingbasketball.\nWhatistheboydoing？Heissinging.\n---Isthewomanwriting?----No,sheisn’t.Sheisreadingabook.\n----What’retheydoing?----They’reswimming.----Aretheyswimming?----Yes,theyare.\n---Aretheysinging?---No,theyaren’t.Theyaren’tsinging.Theyaredancing.\nArethey____abook?No,they____.____arethey_______?They’re_____.readingaren’tWhatdoingwriting\nIsthegirl______(get)up?No,she______.What___she______?She_________.gettingisn’tisdoingissleeping\n\n2.否定句：直接在be后加not.如：Iamwriting.Iamnotwriting.现在进行时的句式1.肯定句:主语+be+v-ing+其它.如:Iamreadingabook.\n3.一般疑问句及回答:问句,直接把be提前,肯定回答:Yes,主语+be否定回答:No,主语+be+not-----Areyoudrawing?-----Yes,Iam./No,I’mnot.\n达标训练\n一.用所给动词的适当形式填空.1.Look!Thecat____________(run)upthetree.2.Thetwins__________(have)breakfast.3.----___he________(clean)theblackboard?----No,heisn’t.4.Tom__________(play)thepianointheroom.Pleaseaskhimtocomehere.5.Listen!They____________(sing)intheclassroom.isrunningarehavingIscleaningisplayingaresinging\n汉译英1.我们正在看电视.2.他们正在打扫教室.3.汤姆正在吃早饭.4.那对双胞胎正在睡觉.WearewatchingTV.Theyarecleaningtheclassroom.Tomishavingbreakfast.Thetwinsaresleeping.\n5.男孩子们正在踢足球.6.她正在铺床.7.我正在玩电脑游戏.8.你们正在听磁带吗?Theboysareplayingsoccer.Sheismakingthebed.Iamplayingcomputergames.Areyoulisteningtothetape?\n二.选择填空.1.Mymotheris_____TV.A.lookingatB.seeingC.readingD.watching2.---____you____abook?---Yes,Iam.A.Do,readB.Are,readC.Are,readingD.Are,looking3.Kate_____,theothers_____.A.sing,listenB.issinging,islisteningC.sing,arelisteningD.issinging,arelistening4.I___myeraser,butIcan’t______it.A.lookfor,findingB.amfinding,lookforC.amlookingfor,findD.find,lookfor\n三.句型转换1.Iamwateringtheflowers.(否定句)2.She’sjumpingnow.(一般疑问句)3.Theboysareplayingcards.(划线提问)4.Heisdoinghishomework.(复数句)Iamnotwateringtheflowers.Isshejumpingnow?Whataretheboysdoing?Theyaredoingtheirhomework.\n1、我的妈妈正在做早饭。Mymotherismakingbreakfast.2、我正要和我的朋友去看电影。Iamgoingtomovieswithmyfriend.3、他正在弹吉他吗？Isheplayingtheguitar?4、她不在拉小提琴。Sheisn’tplayingtheviolin.5、她们在干什么？正在打篮球。Whataretheydoing?Theyareplayingbasketball.6、Lucy和Mary正在打排球。LucyandMaryareplayingvolleyball.